Dr. Simon Betzold

Optical properties of circular Bragg gratings with labyrinth geometry to enable electrical contacts
Q. Buchinger, S. Betzold, S. Höfling, and T. Huber-Loyola
Appl. Phys. Lett. 122, 111110 (2023), DOI: 10.1063/5.0136715

Electro-optical Switching of a Topological Polariton Laser
P. Gagel, T. H. Harder, S. Betzold, O. A. Egorov, J. Beierlein, H. Suchomel, M. Emmerling, A. Wolf, U. Peschel, S. Höfling, C. Schneider, and S. Klembt
ACS Photonics 9, 405 (2022), DOI: 10.1021/acsphotonics.1c01605

Room-Temperature Topological Polariton Laser in an Organic Lattice
M. Dusel, S. Betzold, T. H. Harder, M. Emmerling, J. Beierlein, J. Ohmer, U. Fischer, R. Thomale, C. Schneider, S. Höfling, and S. Klembt
Nano Lett. 21, 6398 (2021), DOI: 10.1021/acs.nanolett.1c00661

Purcell-Enhanced Single Photon Source Based on a Deterministically Placed WSe2 Monolayer Quantum Dot in a Circular Bragg Grating Cavity
O. Iff, Q. Buchinger, M. Moczała-Dusanowska, M. Kamp, S. Betzold, M. Davanço, K. Srinivasan, S. Tongay, C. Antón-Solanas, S. Höfling, and C. Schneider
Nano Lett. 21, 4715 (2021), DOI: 10.1021/acs.nanolett.1c00978

Hyperspectral study of the coupling between trions in WSe 2 monolayers to a circular Bragg grating cavity
O. Iff, M. Davanço, S. Betzold, M. Moczała-Dusanowska, M. Wurdack, M. Emmerling, S. Höfling, and C. Schneider
C. R. Phys. 22, 1 (2021), DOI: 10.5802/crphys.76

Coherence and Interaction in Confined Room-Temperature Polariton Condensates with Frenkel Excitons
S. Betzold, M. Dusel, O. Kyriienko, C. P. Dietrich, S. Klembt, J. Ohmer, U. Fischer, I. A. Shelykh, C. Schneider, and S. Höfling
ACS Photonics 7, 384 (2020), DOI: 10.1021/acsphotonics.9b01300

Room temperature organic exciton-polariton condensate in a lattice
M. Dusel, S. Betzold, O. A. Egorov, S. Klembt, J. Ohmer, U. Fischer, S. Höfling, and C. Schneider
Nat. Commun. 11, 2863 (2020), DOI: 10.1038/s41467-020-16656-0

Optomechanical tuning of the polarization properties of micropillar cavity systems with embedded quantum dots
S. Gerhardt, M. Moczała-Dusanowska, Ł. Dusanowski, T. Huber, S. Betzold, J. Martín-Sánchez, R. Trotta, A. Predojević, S. Höfling, and C. Schneider
Phys. Rev. B 101, 245308 (2020), DOI: 10.1103/PhysRevB.101.245308

Spatio-temporal coherence in vertically emitting GaAs-based electrically driven polariton lasers
H. Suchomel, M. Klaas, S. Betzold, P. Gagel, J. Beierlein, S. Klembt, C. Schneider, and S. Höfling
Appl. Phys. Lett. 116, 171103 (2020), DOI: 10.1063/5.0007456

Polarization-dependent light-matter coupling and highly indistinguishable resonant fluorescence photons from quantum dot-micropillar cavities with elliptical cross section
S. Gerhardt, M. Deppisch, S. Betzold, T. H. Harder, T. C. H. Liew, A. Predojević, S. Höfling, and C. Schneider
Phys. Rev. B 100, 115305 (2019), DOI: 10.1103/PhysRevB.100.115305

Nonresonant spin selection methods and polarization control in exciton-polariton condensates
M. Klaas, O. A. Egorov, T. C. H. Liew, A. V. Nalitov, V. Marković, H. Suchomel, T. H. Harder, S. Betzold, E. A. Ostrovskaya, A. V. Kavokin, S. Klembt, S. Höfling, and C. Schneider
Phys. Rev. B 99, 115303 (2019), DOI: 10.1103/PhysRevB.99.115303

Polariton-lasing in microcavities filled with fluorescent proteins
S. Betzold, C. P. Dietrich, M. Dusel, M. Emmerling, L. Tropf, M. Schubert, N. M. Kronenberg, J. Ohmer, U. Fischer, M. C. Gather, and S. Höfling
Proc. SPIE, Quantum Sensing and Nano Electronics and Photonics XV, 66 (2018), DOI: 10.1117/12.2292045

Tunable Light–Matter Hybridization in Open Organic Microcavities
S. Betzold, S. Herbst, A. A. P. Trichet, J. M. Smith, F. Würthner, S. Höfling, and C. P. Dietrich
ACS Photonics 5, 90 (2018), DOI: 10.1021/acsphotonics.7b00552

Intrinsic and environmental effects on the interference properties of a high-performance quantum dot single-photon source
S. Gerhardt, J. Iles-Smith, D. P. S. McCutcheon, Y.-M. He, S. Unsleber, S. Betzold, N. Gregersen, J. Mørk, S. Höfling, and C. Schneider
Phys. Rev. B 97, 195432 (2018), DOI: 10.1103/PhysRevB.97.195432

Spontaneous Emission Enhancement in Strain-Induced WSe 2 Monolayer-Based Quantum Light Sources on Metallic Surfaces
L. N. Tripathi, O. Iff, S. Betzold, Ł. Dusanowski, M. Emmerling, K. Moon, Y. J. Lee, S.-H. Kwon, S. Höfling, and C. Schneider
ACS Photonics 5, 1919 (2018), DOI: 10.1021/acsphotonics.7b01053

Observation of bosonic condensation in a hybrid monolayer MoSe2-GaAs microcavity
M. Waldherr, N. Lundt, M. Klaas, S. Betzold, M. Wurdack, V. Baumann, E. Estrecho, A. V. Nalitov, E. Cherotchenko, H. Cai, E. A. Ostrovskaya, A. V. Kavokin, S. Tongay, S. Klembt, S. Höfling, and C. Schneider
Nat. Commun. 9, 3286 (2018), DOI: 10.1038/s41467-018-05532-7

Exciton dynamics in solid-state green fluorescent protein
C. P. Dietrich, M. Siegert, S. Betzold, J. Ohmer, U. Fischer, and S. Höfling
Appl. Phys. Lett. 110, 43703 (2017), DOI: 10.1063/1.4974033

Three-dimensional photonic confinement in imprinted liquid crystalline pillar microcavities
M. Dusel, S. Betzold, S. Brodbeck, S. Herbst, F. Würthner, D. Friedrich, B. Hecht, S. Höfling, and C. P. Dietrich
Appl. Phys. Lett. 110, 201113 (2017), DOI: 10.1063/1.4983565

Valley polarized relaxation and upconversion luminescence from Tamm-plasmon trion–polaritons with a MoSe 2 monolayer
N. Lundt, P. Nagler, A. V. Nalitov, S. Klembt, M. Wurdack, S. Stoll, T. H. Harder, S. Betzold, V. Baumann, A. V. Kavokin, C. Schüller, T. Korn, S. Höfling, and C. Schneider
2d Mater. 4, 25096 (2017), DOI: 10.1088/2053-1583/aa6ef2

Observation of macroscopic valley-polarized monolayer exciton-polaritons at room temperature
N. Lundt, S. Stoll, P. Nagler, A. V. Nalitov, S. Klembt, S. Betzold, J. Goddard, E. Frieling, A. V. Kavokin, C. Schüller, T. Korn, S. Höfling, and C. Schneider
Phys. Rev. B 96 (2017), DOI: 10.1103/PhysRevB.96.241403

Room temperature strong coupling in a semiconductor microcavity with embedded AlGaAs quantum wells designed for polariton lasing
H. Suchomel, S. Kreutzer, M. Jörg, S. Brodbeck, M. Pieczarka, S. Betzold, C. P. Dietrich, G. Sęk, C. Schneider, and S. Höfling
Opt. Express, OE 25, 24816 (2017), DOI: 10.1364/OE.25.024816

Impact of exsitu rapid thermal annealing on magneto-optical properties and oscillator strength of In(Ga)As quantum dots
T. Braun, S. Betzold, N. Lundt, M. Kamp, S. Höfling, and C. Schneider
Phys. Rev. B 93, 155307 (2016), DOI: 10.1103/PhysRevB.93.155307

Room-temperature Tamm-plasmon exciton-polaritons with a WSe2 monolayer
N. Lundt, S. Klembt, E. Cherotchenko, S. Betzold, O. Iff, A. V. Nalitov, M. Klaas, C. P. Dietrich, A. V. Kavokin, S. Höfling, and C. Schneider
Nat. Commun. 7, 13328 (2016), DOI: 10.1038/ncomms13328